Amazon.com : Olympus FL-50 Electronic Flash for Olympus Digital SLR Cameras : On Camera Shoe Mount Flashes : Electronics
Amazon.com : Godox V860III-O Flash for Olympus Camera Flash Speedlite 7.2V/2600mAh Lithium Battery, GN60 2.4G Wireless HSS 1/8000 1.5s Recycle Time 10 Levels LED Modeling Light for Olympus/Panasonic Cameras : Electronics
Amazon.com : Godox Lux Senior Retro Camera Flashes, 6000K±200K GN14 1/1-1/64 Flash Power Auto & Manual with Collapsible Reflector Pop-UP Bulb, for Canon, for Nikon, for Fuji, for Olympus Camera : Electronics
Amazon.com : Olympus FL-LM1 Flash for Olympus Cameras : On Camera Shoe Mount Flashes : Electronics
Amazon.com : Olympus FL-LM3 Flash : Electronics
Amazon.com: Olympus Xa Film Camera with A16 Electronic Flash : Electronics
Amazon.com : OLYMPUS Flash Electronic Flash Mirror-Less Single-Lens for The FL-900R(Japan Import-No Warranty) : Electronics
Amazon.com : Godox TT560II Wireless 433MHz GN38 Camera Flash Speedlite Light with Built-in Receiver with RT Transmitter Compatible for Canon Nikon Sony Olympus Pentax Fuji DSLR Cameras with Standard Hot Shoe :
Amazon.com : Olympus FL-900R High-Intensity Flash, Black : Electronics
Amazon.com : Olympus FL-14 Flash for Olympus Micro Four Thirds Digital Cameras : On Camera Shoe Mount Flashes : Electronics
Amazon.com : Godox Lux Junior Retro Camera Flash for Canon Sony Nikon Fujifilm Olympus Camera Flash Speedlight Speedlite,GN12 6000K±200K CCT,Auto & Manual Flash 1/1-1/64 Flash Power,for Digital Camera Film Camera : Electronics
Amazon.com: Olympus FL-20 Digital Camera Flash Light TTL, Manual, Automatic : Electronics
Amazon.com : OLYMPUS DEDICATED FLASH FOR OM CAMERAS : Electronics
Amazon.com : Olympus FL-600R Wireless Flash : On Camera Shoe Mount Flashes : Electronics
Amazon.com : Godox MF12 MF12-K2 12W Macro Flash,2.4G Wireless Control,TTL/M Mode,Built-in 3.7V/6.29W Lithium Battery As an Off-Camera TTL Flash,Compatible with Nikon, Sony, Canon, Fuji, Olympus and Panasonic. : Electronics
Amazon.com : Olympus FL-36 Electronic Flash for SP series, C7070, E1, E300 & E500 Cameras : On Camera Shoe Mount Flashes : Electronics
Amazon.com : Neewer NW625 GN54 Speedlite Flash for Canon Nikon Panasonic Olympus Pentax Fujifilm DSLRs and Mirrorless Cameras and Sony with Mi Hot Shoe like a9 a7 a7II a7III a7R III a7RII
Amazon.com : Olympus FL-LM2 Flash for The OM-D E-M5 : Electronics
Amazon.com : Godox TT600 Speedlight w/Battery Kit 2.4G Wireless Shoe Mount Flash w/Built-in Trigger System HSS On/Off Camera Speedlite for Canon Nikon Pentax Olympus Fujifilm Panasonic DSLR Cameras [NOT TTL] : Electronics